<http://schema.org/description>
"\u6211\u4EE5\u4E3A\u6211\u5DF2\u7ECF\u6CA1\u5FC3\u4E86 \u76F4\u5230\u73B0\u5728\u7684\u4E0D\u5B89\u624D\u53D1\u73B0\u81EA\u5DF1\u8FD8\u6D3B\u7740"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/april27/p148514>